Malware Analysis Report

2024-10-10 11:06

Sample ID 240703-cr7yzswgpn
Target 93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf
SHA256 93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0
Tags
mirai mirai
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0

Threat Level: Known bad

The file 93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf was found to be: Known bad.

Malicious Activity Summary

mirai mirai

Mirai family

Deletes itself

Modifies Watchdog functionality

Enumerates active TCP sockets

Changes its process name

Reads system network configuration

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-03 02:19

Signatures

Mirai family

mirai

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-03 02:19

Reported

2024-07-03 02:22

Platform

debian9-mipsel-20240418-en

Max time kernel

5s

Command Line

[/tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf]

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A

Modifies Watchdog functionality

Description Indicator Process Target
File opened for modification /dev/watchdog /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A
File opened for modification /dev/misc/watchdog /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A

Enumerates active TCP sockets

Description Indicator Process Target
File opened for reading /proc/net/tcp /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A

Changes its process name

Description Indicator Process Target
Changes the process name, possibly in an attempt to hide itself 6dbofebib4tiuib3k541ov671jbn /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A

Reads system network configuration

Description Indicator Process Target
File opened for reading /proc/net/tcp /tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf N/A

Processes

/tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf

[/tmp/93e4ec4cd498db44cb166868d00f8464d89a5bac7fcdc76115d96bdddabffdc0.elf]

Network

N/A

Files

N/A